Daniel Dubois is set to defend his IBF heavyweight title against Anthony Joshua at Wembley Stadium on September 21, with the winner potentially facing the victor of the Oleksandr Usyk vs. Tyson Fury rematch. Dubois emphasizes mental preparation and visualization for the fight, despite past sparring sessions with Joshua. Betting odds favor Joshua, but opinions are divided, with some experts and fans predicting an upset by Dubois. Tension between the fighters escalated during promotions, with Joshua demanding respect and Dubois dismissing the need for it in boxing. Dubois has been working on his confidence and performance since previous setbacks, aiming to prove himself a legitimate champion.